Subject: Apology for Not Crediting Payment from Prompt Payer Dear [Customer's Name], I hope this letter finds you in good health and high spirits. I am writing to offer my sincerest apologies for an error that occurred in our payment processing system, which resulted in the non-crediting of your payment for [product/service] on [date]. At the outset, please allow me to assure you that this oversight was due to an internal technical glitch, and in no way reflects our dedication to providing exceptional customer service. We deeply regret any inconvenience or frustration this may have caused you. Upon recognizing the issue, our team immediately initiated an investigation to identify the root cause and rectify the situation promptly. I am pleased to inform you that we have now resolved the problem, and your payment has been successfully processed. It should reflect in your account within the next business day. We understand that such an error can create mistrust and dissatisfaction, especially when you have been a consistently prompt payer. Our team members undergo regular training, and we have reinforced our payment processing protocols to prevent such instances from recurring in the future. Your positive experience with our company is immensely important to us, and we value your continued patronage. As a gesture of goodwill, we would like to offer you a [discount/credit] towards your next purchase. We hope that this compensates for any inconvenience caused. Once again, please accept our sincerest apologies for any inconvenience caused. We greatly appreciate your understanding and assure you that we have taken necessary steps to prevent this type of oversight from happening again. Should you have any questions or concerns, please do not hesitate to reach out to our customer support team at [phone number] or [email address]. Thank you for your continued trust and support. Wishing you a pleasant day ahead. Sincerely, [Your Name] [Your Title/Position] [Company Name] [Contact Information] Keywords: Dallas, Texas, sample letter, apology, not crediting payment, prompt payer